Hi Alexander,
I was more than happy to dump the whole dmesg, but I just didn't want to put

too much into my first message.
Please find the full dmesg below:
OpenBSD 4.4 (GENERIC) #1021: Tue Aug 12 17:16:55 MDT 2008

    deraadt@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC

cpu0: Intel(R) Core(TM)2 Duo CPU E7200 @ 2.53GHz ("GenuineIntel" 686-class)

2.54 GHz

cpu0:

FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,EST,TM2,CX16,xTPR

cpu0: unknown i686 EBL_CR_POWERON value 3 (0x424c0000)

real mem  = 2010673152 (1917MB)

avail mem = 1935548416 (1845MB)

mainbus0 at root

bios0 at mainbus0: AT/286+ BIOS, date 09/02/08, BIOS32 rev. 0 @ 0xf1df0,

SMBIOS rev. 2.5 @ 0xf0000 (50 entries)

bios0: vendor Phoenix Technologies, LTD version "ASUS P5N-EM HDMI ACPI BIOS

Revision 0401" date 09/02/2008

bios0: ASUSTeK Computer INC. P5N-EM HDMI

apm0 at bios0: Power Management spec V1.2 (slowidle)

apm0: AC on, battery charge unknown

acpi at bios0 function 0x0 not configured

pcibios0 at bios0: rev 3.0 @ 0xf0000/0xde74

pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfddb0/192 (10 entries)

pcibios0: PCI Exclusive IRQs: 5 10 11

pcibios0: no compatible PCI ICU found

pcibios0: Warning, unable to fix up PCI interrupt routing

pcibios0: PCI bus #4 is the last bus

bios0: ROM list: 0xc0000/0xde00 0xd0000/0x4000! 0xd4000/0x1000

cpu0 at mainbus0

cpu0: EST: unknown system bus clock

pci0 at mainbus0 bus 0: configuration mode 1 (no bios)

pchb0 at pci0 dev 0 function 0 vendor "NVIDIA", unknown product 0x07c1 rev

0xa2

"NVIDIA MCP73 Memory" rev 0xa2 at pci0 dev 0 function 1 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 0 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 1 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 2 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 3 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 4 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 5 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 1 function 6 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 2 function 0 not configured

pcib0 at pci0 dev 3 function 0 "NVIDIA MCP73 ISA" rev 0xa2

nviic0 at pci0 dev 3 function 1 "NVIDIA MCP73 SMBus" rev 0xa1

iic0 at nviic0

spdmem0 at iic0 addr 0x50: 1GB DDR2 SDRAM non-parity PC2-6400CL5

spdmem1 at iic0 addr 0x52: 1GB DDR2 SDRAM non-parity PC2-6400CL5

iic1 at nviic0

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 3 function 2 not configured

"NVIDIA MCP73 Memory" rev 0xa1 at pci0 dev 3 function 4 not configured

ohci0 at pci0 dev 4 function 0 "NVIDIA MCP73 USB" rev 0xa1: irq 10, version

1.0, legacy support

ehci0 at pci0 dev 4 function 1 "NVIDIA MCP73 USB" rev 0xa1: irq 11

usb0 at ehci0: USB revision 2.0

uhub0 at usb0 "NVIDIA EHCI root hub" rev 2.00/1.00 addr 1

pciide0 at pci0 dev 8 function 0 "NVIDIA MCP73 IDE" rev 0xa1: DMA, channel 0

configured to compatibility, channel 1 configured to compatibility

wd0 at pciide0 channel 0 drive 0:

wd0: 16-sector PIO, LBA48, 305245MB, 625142448 sectors

wd1 at pciide0 channel 0 drive 1:

wd1: 16-sector PIO, LBA48, 715404MB, 1465149168 sectors

wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5

wd1(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 5

pciide0: channel 1 ignored (disabled)

azalia0 at pci0 dev 9 function 0 "NVIDIA MCP73 HD Audio" rev 0xa1: irq 5

azalia0: /usr/src/sys/dev/pci/azalia.c/1348 invalid PCM format: 0x00000000

azalia0: codec[s]: Realtek ALC883, NVIDIA/0x8001, using Realtek ALC883

audio0 at azalia0

ppb0 at pci0 dev 10 function 0 "NVIDIA MCP73 PCIE" rev 0xa1

pci1 at ppb0 bus 1

rl0 at pci1 dev 5 function 0 "Realtek 8139" rev 0x10: irq 10, address

00:40:f4:1d:22:8c

rlphy0 at rl0 phy 0: RTL internal PHY

em0 at pci1 dev 6 function 0 "Intel PRO/1000GT (82541GI)" rev 0x05: irq 11,

address 00:0e:0c:81:65:5a

ppb1 at pci0 dev 11 function 0 "NVIDIA MCP73 PCIE" rev 0xa1

pci2 at ppb1 bus 2

ppb2 at pci0 dev 12 function 0 "NVIDIA MCP73 PCIE" rev 0xa1

pci3 at ppb2 bus 3

ppb3 at pci0 dev 13 function 0 "NVIDIA MCP73 PCIE" rev 0xa1

pci4 at ppb3 bus 4

pciide1 at pci0 dev 14 function 0 "NVIDIA MCP73 AHCI" rev 0xa2: DMA

(unsupported), channel 0 wired to native-PCI, channel 1 wired to native-PCI

pciide1: using irq 11 for native-PCI interrupt

wd2 at pciide1 channel 0 drive 0:

wd2: 16-sector PIO, LBA48, 1430799MB, 2930277168 sectors

atapiscsi0 at pciide1 channel 0 drive 1

scsibus0 at atapiscsi0: 2 targets, initiator 7

cd0 at scsibus0 targ 0 lun 0:  ATAPI

5/cdrom removable

pciide1: channel 1 ignored (not responding; disabled or no drives?)

nfe0 at pci0 dev 15 function 0 "NVIDIA MCP73 LAN" rev 0xa2: irq 15, address

00:1f:c6:dd:d3:64

rgephy0 at nfe0 phy 1: RTL8169S/8110S PHY, rev. 2

vga1 at pci0 dev 16 function 0 vendor "NVIDIA", unknown product 0x07e1 rev

0xa2

wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)

wsdisplay0: screen 1-5 added (80x25, vt100 emulation)

drm at vga1 unsupported

isa0 at pcib0

isadma0 at isa0

com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo

pckbc0 at isa0 port 0x60/5

pckbd0 at pckbc0 (kbd slot)

pckbc0: using irq 1 for kbd slot

wskbd0 at pckbd0: console keyboard, using wsdisplay0

pcppi0 at isa0 port 0x61

midi0 at pcppi0:

spkr0 at pcppi0

lpt0 at isa0 port 0x378/4 irq 7

wbsio0 at isa0 port 0x2e/2: W83627DHG rev 0x23

lm1 at wbsio0 port 0x290/8: W83627DHG

npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16

fdc0 at isa0 port 0x3f0/6 irq 6 drq 2

usb1 at ohci0: USB revision 1.0

uhub1 at usb1 "NVIDIA OHCI root hub" rev 1.00/1.00 addr 1

biomask 7f4d netmask ff4d ttymask ffdf

mtrr: Pentium Pro MTRR support

softraid0 at root

root on wd0a swap on wd0b dump on wd0b
On Mon, Apr 20, 2009 at 4:49 PM, Alexander Hall  wrote:
> Syntic wrote:

quoted text
> > Hi there,

> >

> > I recently installed OpenBSD on one of my servers and I have noticed that

> I

> > am experiencing slow SATA write speeds when using SMB to copy files

> across

> > my network.

> >

> > I currently have 1xSATA disk & 2xPATA disks in my server.

> > When I copy files across my network (GigE) to my PATA disk, I am seeing

> > approx 600Mbps, however when I copy to the SATA disk I only see approx

> > 125Mbps.

> > I also noticed that the CPU utilization (for SMBd) is at about 90% when

> > copying to the SATA disk, but only hovers around 10% when copying the

> PATA

> > disk.

> > I thought this may have been a driver issue with SATA, therefore causing

> the

> > increased CPU when copying. But I copied some files across to the same

> SATA

> > disk using FTP instead and the CPU stayed quite low and the write speeds

> > were approx 600Mbps.

> >

> > Does anybody have any ideas what may be causing the issues?

> >

> > I have provided some info from dmesg below which may be of use.

>

> sata disks normally (if not always) show up as sd's. You have 3 wd's.

> That makes me confused and lead to believe you might be running a very

> old OpenBSD version, something I cannot conclude from the partial dmesg

> you included. Since you obviously have some issues you do not know how

> to handle,

>

>  ALWAYS INCLUDE THE ENTIRE DMESG

>

> and do not make any assumptions of what would be necessary or not.

>

> Cheers,

> Alexander

>

> >

> > cpu0: Intel(R) Core(TM)2 Duo CPU E7200 @ 2.53GHz ("GenuineIntel"

> 686-class)

> > 2.54 GHz

> > bios0 at mainbus0: AT/286+ BIOS, date 09/02/08, BIOS32 rev. 0 @ 0xf1df0,

> > SMBIOS rev. 2.5 @ 0xf0000 (50 entries)

> > bios0: vendor Phoenix Technologies, LTD version "ASUS P5N-EM HDMI ACPI

> BIOS

> > Revision 0401" date 09/02/2008

> > bios0: ASUSTeK Computer INC. P5N-EM HDMI

> > spdmem0 at iic0 addr 0x50: 1GB DDR2 SDRAM non-parity PC2-6400CL5

> > spdmem1 at iic0 addr 0x52: 1GB DDR2 SDRAM non-parity PC2-6400CL5

> > pciide0 at pci0 dev 8 function 0 "NVIDIA MCP73 IDE" rev 0xa1: DMA,

> channel 0

> > configured to compatibility, channel 1 configured to compatibility

> > pciide1 at pci0 dev 14 function 0 "NVIDIA MCP73 AHCI" rev 0xa2: DMA

> > (unsupported), channel 0 wired to native-PCI, channel 1 wired to

> native-PCI

> > wd0 at pciide0 channel 0 drive 0:

> > wd0: 16-sector PIO, LBA48, 305245MB, 625142448 sectors

> > wd1 at pciide0 channel 0 drive 1:

> > wd1: 16-sector PIO, LBA48, 715404MB, 1465149168 sectors

> > wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5

> > wd1(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 5

> > wd2 at pciide1 channel 0 drive 0:

> > wd2: 16-sector PIO, LBA48, 1430799MB, 2930277168 sectors

> >

> > Thanks,

> > Kristian